Patents by Inventor Teng-Shan Wu

Teng-Shan Wu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Pacifier with a cup-shaped shield
    Patent number: 5454835
    Abstract: A pacifier including a generally cup-shaped member which is open at one end and is formed with a plurality of ribs and thin film portions, each of the ribs alternating with one of the thin film portions around an outer surface of the cup-shaped member. The cup-shaped member is formed with a plurality of ventilation holes thereon. A hollow nipple is integrally formed with the cup-shaped member and has an enlarged head and extends outwardly from a center of the cup-shaped member. A handle is integrally formed with another end of the cup-shaped member.
    Type: Grant
    Filed: December 16, 1994
    Date of Patent: October 3, 1995
    Inventor: Teng-Shan Wu